title: Getting in the loop: new insights into the mechanism of poly(A) site recognition.
abstract: In this issue, Yang et al. (2011) show that the 3' end processing factor CFI(m) interacts with RNA in manner that facilitates RNA looping, suggesting mechanistic roles for this factor in the regulation of poly(A) site selection.
authors.affiliation: Department of Genetics and Developmental Biology, University of Connecticut Stem Cell Institute, University of Connecticut Health Center, 400 Farmington Avenue, Farmington, CT 06030, USA. graveley@neuron.uchc.edu
authors.forename: Brenton R
authors.initials: BR
authors.lastname: Graveley